BMW i3 I01 60Ah 94Ah 120Ah Rex Hybrid Intake Silencer Air Filter Box 7642403

BMW i3 I01 60Ah 94Ah 120Ah Rex Hybrid Intake Silencer Air Filter Box is a component from the Intake Manifolds group, designed specifically for the intake system in the hybrid version of the BMW i3 I01. It is responsible for stable airflow to the engine and proper seating of the filter element, which translates into smooth engine operation and predictable performance. This solution is intended for users who want to maintain the factory airflow characteristics in their BMW.

Specifications and technical data

• SKU: 7642403
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7642403
• Substitutable numbers: 13717642403, 7642403
• Category: Intake Manifolds

Purpose and function in the intake system

The BMW i3 I01 60Ah 94Ah 120Ah Rex Hybrid Intake Silencer Air Filter Box operates in a critical area of the intake system, where it is responsible for tightly guiding air from the inlet to the subsequent components of the Intake Manifold. A properly selected housing ensures:

• stable airflow under various hybrid engine loads,
• proper seating of the air filter element,
• reduction of turbulence and pressure drops in the intake,
• maintenance of the factory engine operating characteristics.

As a result, the intake system retains the parameters specified by the manufacturer, which is particularly important in hybrid vehicles where the engine control unit precisely monitors the mixture and load.

Benefits of using an original BMW housing

Choosing a component from the Intake Manifolds group dedicated to the BMW i3 I01 allows you to maintain the consistency of the entire intake system. The original geometry of the housing translates into:

• secure fitment to factory mounts and hoses,
• preservation of the airflow path designed by BMW,
• reduced risk of leaks and unwanted "false" air intake,
• stable cooperation with sensors and other intake components.

This solution is particularly beneficial for users who want to avoid experimenting with replacements and maintain powertrain performance at a level close to factory specifications.

Characteristics of the used component

The air filter housing in the presented variant is a salvaged part, which allows you to combine an attractive cost with the preservation of the original BMW design. A used component from this group is a good choice for:

• repairs after mechanical damage to the housing or mounts,
• restoring the factory intake configuration after previous modifications,
• optimizing service costs while using OEM parts.

A properly selected used housing helps restore the correct operation of the intake system without the need for interference with electronics or controller software.

Integration with the Intake Manifold and exhaust system

The air filter housing works directly with the Intake Manifold, influencing how cylinders are filled and the engine's response to load. In the hybrid BMW i3 I01, this is also significant for the operation of recuperation and energy management systems. If you want to better understand the relationships between the intake and exhaust, as well as the impact of used components on performance, it is worth checking out our guide: performance exhaust systems and used manifolds in BMW cars.

Part selection by OEM and BMW project development

When selecting an air filter housing for the BMW i3 I01, it is crucial to use OEM markings and interchangeable numbers, which minimizes the risk of error and facilitates matching to a specific vehicle configuration. In practice, this means the ability to precisely check compatibility with the Intake Manifold and other intake components. If you are interested in the broader context of using original components in cars of this brand, take a look at our guide: original used parts vs. durability and precision of BMW.

Expanding the intake system in a BMW

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as manifolds, intake hoses, or additional air ducts, check out the available parts in the BMW Intake Manifolds category.